D-Link DWR-555 User Manual page 34

Section 3 - Configuration
PFS Group:
Aggressive Mode:
Preshared Key:
Remote ID:
Local ID:
Keep Alive (Ping IP
Address):
D-Link DWR-555 User Manual
Three groups can be selected: None, Group 1,
Group 2, Group 5.
None: No PFS group
Group 1: 768-bit Diffie-Hellman prime modulus
Group 2: 1024-bit Diffie-Hellman prime modulus
Group 5: 1536-bit Diffie-Hellman prime modulus
Enabling this mode will accelerate the initial tunnel
setup, but the device will suffer from less security
in the meantime. Hosts at both ends of the tunnel
must support this mode so as to establish the
tunnel properly.
The first key that supports IKE mechanism of both
VPN gateway and VPN client host for negotiating
further security keys. The pre-shared key must be
same on both VPN gateways and clients.
The Type and the Value must be the same as the Type and the Value of the Local ID of the remote VPN
gateway.
The Type and the Value must be the same as the Type and the Value of the Remote ID of the remote VPN
gateway.
Input the IP address of remote host that exist in the remote side of the VPN tunnel (Ex. You can input the LAN
IP address of remote VPN gateway). The device will start to Ping the remote host when there is no traffic within
the VPN tunnel. If the device is no longer receiving an ICMP response from remote host, it will terminate the
VPN tunnel automatically.
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